The Samdà Âng T'an'gwang Line, or Samdà Âng Colliery Line is a former non-electrified railway line of the Korean State Railway in Kangdong County, P'yà Ângyang, North Korea, which ran from Samdà Âng on the P'yà Ângdà Âk Line to Taeri.
A yellow background in the "Distance" box indicates that section of the line is not electrified.